static void DrawRotateGizmo(Transform objectToRotate, Vector3 point, float angle, Vector3 axis, float halfAxisLenght, float offset, bool showPoints)
{
if (!objectToRotate)
{
return;
}
Vector3 binormal = Vector3.zero;
Vector3 tangent = Vector3.zero;
Vector3.OrthoNormalize(ref axis, ref binormal, ref tangent);
Vector3 directionFromPointToObject = point - objectToRotate.position;
Vector3 distanceBetweenPointAndPivotBelongAxis = Vector3.Project(directionFromPointToObject, axis.normalized);
Vector3 pivot = point - distanceBetweenPointAndPivotBelongAxis;
Quaternion pendicularQ0 = Quaternion.AngleAxis(0, -axis.normalized);
Quaternion pendicularQ90 = Quaternion.AngleAxis(90, -axis.normalized);
float radius = (objectToRotate.position - pivot).magnitude + offset;
Vector3 dir = axis.normalized;
Color startColor = ColorsAndDirections.GetColors((BaseVectorDirection)0) [0];
Color endColor = ColorsAndDirections.GetColors((BaseVectorDirection)7) [1];
int iterations = 200;
List <Quaternion> points = new List <Quaternion> (iterations);
List <Color> colors = new List <Color> (iterations);
Vector3 direction = binormal;
Gizmos.DrawRay(pivot - axis.normalized * halfAxisLenght * halfAxisLenght, axis.normalized * halfAxisLenght * halfAxisLenght * 2);
for (int i = 0; i < iterations; i++)
{
float t = i * 4 / (float)iterations;
points.Add(Quaternion.SlerpUnclamped(pendicularQ0, pendicularQ0 * pendicularQ90, t));
colors.Add(Color.Lerp(startColor, endColor, t * 0.25f));
}
for (int i = 0; i < iterations - 1; i++)
{
if (i % 2 == 0)
{
Gizmos.color = colors [i];
Gizmos.DrawLine(pivot + points [i] * direction * radius, pivot + points [i + 1] * direction * radius);
}
}
if (showPoints)
{
GizmosForVector.ShowVectorValue(point, "point", point, Color.red);
GizmosForVector.ShowVectorValue(pivot, "pivot", pivot, Color.green);
Gizmos.color = Color.red;
Gizmos.DrawSphere(point, 0.2f);
Gizmos.color = Color.green;
Gizmos.DrawSphere(pivot, 0.2f);
}
}
public static void LookAt(Transform origin, Vector3 worldPosition, Vector3 worldUp = default(Vector3), float lenght = 5)
{
if (!origin)
{
return;
}
worldUp = worldUp == default(Vector3) ? Vector3.up : worldUp;
Vector3 originV = origin.position;
Vector3 forwardDirection = worldPosition - originV;
GizmosForQuaternion.LookRotation(originV, forwardDirection, worldUp, lenght);
GizmosForVector.ShowVectorValue(worldPosition, "worldPosition", worldPosition, Color.red);
Color temp = Gizmos.color;
Gizmos.color = Color.red;
Gizmos.DrawSphere(worldPosition, 0.2f);
Gizmos.color = temp;
}
